Solution to Suppose you want to estimate the percentage of videos on YouTube that are cat videos. … - Sikademy

Oct. 19, 2021

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Archangel Macsika

Suppose you want to estimate the percentage of videos on YouTube that are cat videos. It is impossible for you to watch all videos on YouTube so you use a random video picker to select 1000 videos for you. You find that 2% of these videos are cat videos. Determine which of the following is an observation, a variable, a sample statistic, or a population parameter.

Solution

a) Percentage of all videos on YouTube that are cat videos.

Population parameter.

b) 2%.

Sample statistic.

c) A video in your sample.

An observation.

d) Whether or not a video is a cat video.

Variable